Crop airing device

Abstract

The utility model relates to a crop airing device which comprises an airing disc, a supporting column, a bottom plate, a wind power driving mechanism and a stirring rod assembly, the wind power driving mechanism and the stirring rod assembly are arranged, a wind indicator is arranged in the wind power driving mechanism, and the wind indicator automatically adjusts the positions of fan blades according to the wind direction. Due to the fact that crops are generally placed in an open position to be aired, the air volume of the open position is large, fan blades are driven by wind power to rotate, a stirring rod assembly is driven by rotation of the fan blades to rotate, the aired crops are turned over through stirring rods of the stirring rod assembly, and the aired crops are bulldozed through a bulldozing plate. In addition, wind energy is used for driving, and manual operation is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural technology, in particular to a crop drying device. Background Art

[0002] Granular crops such as rice, peanuts and corn need to be dried before they can be stored in warehouses. At present, they are usually dried on a drying platform. When drying, the dried crops are spread on the drying platform and the dried crops are evenly distributed on the drying platform with the help of corresponding tools.

[0003] At present, the Chinese utility model patent with the publication number CN219347174U discloses a "crop drying device", which includes a bottom plate, a frame arranged on the side of the bottom plate, and a rake rod slidably connected to the frame. The sliding plane of the rake rod is parallel to the bottom plate. A plurality of rake teeth are arranged in an array along the length direction on one side of the rake rod close to the bottom plate. The crops are laid on the bottom plate, and the rake teeth are in contact with the crops. When the rake rod slides, the rake teeth can turn over the crops, which makes the operation more convenient and improves the efficiency of drying crops.

[0004] The above-mentioned crop drying device has certain advantages in turning the crops during drying, but it requires manual operation of a rake to turn the crops, and the crops are easily piled up after turning, which affects the drying effect of the crops. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In order to solve the above technical problems, the utility model provides a crop drying device.

[0007] (II) Technical solution

[0008] Based on this, the utility model provides the following technical solutions: a crop drying device, comprising a drying tray, a wind drive mechanism and a stirring rod assembly, wherein the bottom edge of the drying tray is fixedly connected to the pillar, the bottom end of the pillar is fixedly connected to the bottom plate, the wind drive mechanism is installed at the middle of the top end of the bottom plate, the stirring rod assembly is installed on the top of the drying tray, the wind drive mechanism is used to drive the stirring rod assembly, the wind drive mechanism comprises a base, a limit frame, a rotating frame, a rotating tube, a connecting shaft, a first bevel gear, a second bevel gear, a transmission shaft, a fan blade, a weather vane and a reducer, the top of the base is fixed with a limit frame, and the inner wall of the limit frame rotates with the rotating frame through a bearing. The gear train is connected to the gear of the drying tray, and the gear train is connected to the gear of the drying tray through the bottom end of the connecting shaft, and the gear train is connected to the gear of the drying tray through the bottom end of the connecting shaft.

[0009] Preferably, the stirring rod assembly includes a rotating column, a stirring rod, a movable groove, a push plate, a screw, a limit rod and a screw control mechanism, a stirring rod is fixed to the left bottom end of the rotating column, a movable groove is opened on the right side of the rotating column, the left side of the push plate extends into the movable groove, a screw and a limit rod are vertically arranged inside the movable groove, the screw and the limit rod both vertically penetrate the left side of the push plate, and the screw is threadedly connected to the push plate, a screw control mechanism is fixed to the top end of the rotating column, and the bottom end of the screw control mechanism is transmission connected to the screw, and the bottom end of the rotating column is transmission connected to the reducer.

[0010] Preferably, the screw control mechanism includes a housing, a knob, a worm and a worm wheel, a knob is provided on the left side of the housing, a worm wheel is provided in the inner middle part of the housing, the rear side of the worm wheel is meshed with the worm, the left side of the worm is transmission-connected with the knob, the housing is fixed to the top end of the rotating column, and the top end of the screw is connected to the center of the worm wheel.

[0011] Preferably, the centers of the rotating frame, the rotating tube, the connecting shaft and the first bevel gear are arranged on the same vertical line.

[0012] Preferably, the rotating column is arranged at the center of the drying tray.

[0013] Preferably, the bottom end surface of the stirring rod is in contact with the drying tray, and both sides of the stirring rod are inclined.

[0014] Preferably, the inner wall of the movable groove is in contact with the push plate.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a crop drying device, which has the following beneficial effects:

[0017] The crop drying device comprises a wind driving mechanism and a stirring rod assembly. A wind vane is arranged in the wind driving mechanism. The wind vane automatically adjusts the position of the fan blade according to the wind direction. Since the crops are generally placed in an open place for drying, the wind volume in the open place is relatively large. The fan blades are driven by wind to rotate, and the stirring rod assembly is driven to rotate by the rotation of the fan blades. The drying crops are turned over by the stirring rod of the stirring rod assembly, and the drying crops are flattened by a pushing plate, thereby increasing the drying effect of the crops. The device is driven by wind energy and does not require manual operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a front view of the structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the wind-driven mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the stirring rod assembly of the utility model;

[0022] Figure 5 This is a schematic diagram of the internal structure of the rotating column of the utility model;

[0023] Figure 6 It is a top view of the internal structure of the screw control mechanism of the utility model.

[0024] In the figure: drying tray 1, support 2, bottom plate 3, wind drive mechanism 4, stirring rod assembly 5, base 41, limit frame 42, rotating frame 43, rotating tube 44, connecting shaft 45, first bevel gear 46, second bevel gear 47, transmission shaft 48, fan blade 49, weather vane 410, reducer 411, rotating column 51, stirring rod 52, movable groove 53, push plate 54, screw 55, limit rod 56, screw control mechanism 57, housing 571, knob 572, worm 573, worm wheel 574. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-3 A crop drying device comprises a drying tray 1, a wind driving mechanism 4 and a stirring rod assembly 5. The bottom edge of the drying tray 1 is fixedly connected to the support 2, the bottom end of the support 2 is fixedly connected to the bottom plate 3, the wind driving mechanism 4 is installed at the middle of the top of the bottom plate 3, and the stirring rod assembly 5 is installed on the top of the drying tray 1. The wind driving mechanism 4 is used to drive the stirring rod assembly 5. The wind driving mechanism 4 comprises a base 41, a limit frame 42, a rotating frame 43, a rotating tube 44, a connecting shaft 45, a first cone The base 41 is provided with a gear 46, a second bevel gear 47, a transmission shaft 48, a fan blade 49, a weather vane 410 and a reducer 411. A limit frame 42 is fixed on the top of the base 41. The inner wall of the limit frame 42 is rotatably connected to the rotating frame 43 through a bearing. A rotating tube 44 is fixed at the top center of the rotating frame 43. The rotating tube 44 is sleeved on the outer wall of the connecting shaft 45, and the connecting shafts 45 rotate with each other. The bottom of the connecting shaft 45 passes through the first bevel gear 46 and is transmission-connected to the first bevel gear 46. The outer wall of the first bevel gear 46 is fixed to the rotating frame 43. The side is meshed with the second bevel gear 47, the bottom end of the connecting shaft 45 is rotatably connected to the base 41 through a bearing, one end of the transmission shaft 48 is connected to the center of the fan blade 49, and the other end of the transmission shaft 48 extends into the rotating frame 43 and is transmission-connected to the center of the second bevel gear 47, the middle part of the wind vane 410 is fixedly connected to the rotating tube 44, the top end of the connecting shaft 45 is transmission-connected to the reducer 411, and the reducer 411 is fixed to the middle of the bottom end of the drying tray 1, and the base 41 is fixed to the middle of the top end of the bottom plate 3 The rotating frame 43, the rotating tube 44, the connecting shaft 45 and the first bevel gear 46 are arranged in the same vertical line at the center of the circle, so that the wind vane 410 rotates to drive the rotating frame 43 and the rotating tube 44 to rotate, and the rotating frame 43 rotates to drive the transmission shaft 48, the fan blade 49 and the second bevel gear 47 to rotate, and the second bevel gear 47 rotates along the first bevel gear 46. A reducer can be installed at the connection between the transmission shaft 48 and the second bevel gear 47, and the reducer is fixed to the rotating frame 43, so that the fan blade 49 is easy to rotate.

[0027] See also Figure 4-6The stirring rod assembly 5 includes a rotating column 51, a stirring rod 52, a movable groove 53, a push plate 54, a screw 55, a limiting rod 56 and a screw control mechanism 57. The stirring rod 52 is fixed to the left bottom end of the rotating column 51, and a movable groove 53 is opened on the right side of the rotating column 51. The left side of the push plate 54 extends into the movable groove 53. The inside of the movable groove 53 is vertically provided with a screw 55 and a limiting rod 56. The screw 55 and the limiting rod 56 both vertically penetrate the left side of the push plate 54, and the screw 55 is threadedly connected to the push plate 54. A screw control mechanism 57 is fixed to the top of the rotating column 51, and the bottom end of the screw control mechanism 57 is transmission-connected to the screw 55, and the bottom end of the rotating column 51 is transmission-connected to the reducer 411;

[0028] The screw control mechanism 57 includes a housing 571, a knob 572, a worm 573 and a worm wheel 574. The knob 572 is provided on the left side of the housing 571, and the worm wheel 574 is provided in the inner middle of the housing 571. The rear side of the worm wheel 574 is meshed with the worm 573, and the left side of the worm 573 is transmission-connected with the knob 572. The housing 571 is fixed to the top end of the rotating column 51, and the top end of the screw 55 is connected to the center of the worm wheel 574.

[0029] The rotating column 51 is arranged at the center of the drying tray 1, so that the rotating column 51 rotates to drive the stirring rod 52 and the pushing plate 54 to rotate with the center of the drying tray 1 as the center. The bottom end surface of the stirring rod 52 is in contact with the drying tray 1, and the two sides of the stirring rod 52 are inclined, so that the stirring rod 52 rotates to turn over the crops dried on the drying tray 1, and the inner wall of the movable groove 53 is in contact with the pushing plate 54 to limit the moving trajectory of the pushing plate 54.

[0030] In summary, when in use, the device is first placed in an open and illuminated location, and then the crops to be dried are placed on the drying tray 1 for drying;

[0031] The height of the push plate 54 is adjusted according to the type of crops. The worm 573 is driven to rotate by turning the knob 572, and the worm 573 drives the worm wheel 574 to rotate. The worm wheel 574 drives the screw 55 to rotate concentrically. The screw 55 rotates and drives the push plate 54 to move vertically through the threaded engagement with the push plate 54, so as to adjust the height of the push plate 54.

[0032] The wind vane 410 is rotated by the wind force and rotates according to the wind direction. The rotation of the wind vane 410 drives the rotating frame 43 and the rotating tube 44 to rotate. The rotation of the rotating frame 43 drives the transmission shaft 48, the fan blades 49 and the second bevel gear 47 to rotate. The second bevel gear 47 rotates along the first bevel gear 46 to adjust the position of the fan blades 49 so that the fan blades 49 are driven by the wind to rotate. The rotation of the fan blades 49 drives the first bevel gear 46 to rotate through the transmission shaft 48. The first bevel gear 46 drives the connecting shaft 45 to rotate. The connecting shaft 45 rotates and then drives the stirring rod 52 and the pushing plate 54 of the stirring rod assembly 5 to rotate after the speed is slowed down by the reducer 411. The stirring rod 52 rotates to turn the crops being dried, and the pushing plate 54 rotates to flatten the crops being dried, thereby increasing the drying effect of the crops. The wind energy is used for driving, and no manual operation is required.

[0033] The control method of the present invention is to control by manually starting and closing the switch. The wiring diagram of the power element and the provision of power supply are common knowledge in the field, and the present invention is mainly used to protect mechanical devices, so the present invention will not explain the control method and wiring arrangement in detail.

[0034] The control method of the present invention is automatic control through a controller. The control circuit of the controller can be realized by simple programming by technicians in this field. The provision of power is also common knowledge in this field. The present invention is mainly used to protect mechanical devices, so the present invention will no longer explain the control method and circuit connection in detail.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A crop drying device, comprising a drying tray (1), wherein the bottom edge of the drying tray (1) is fixedly connected to a support (2), and the bottom end of the support (2) is fixedly connected to a bottom plate (3); Features: The invention also comprises a wind driving mechanism (4) and a stirring rod assembly (5), wherein the wind driving mechanism (4) is mounted at the middle of the top end of the bottom plate (3), and the stirring rod assembly (5) is mounted at the top of the drying tray (1). The wind driving mechanism (4) is used to drive the stirring rod assembly (5), and the wind driving mechanism (4) comprises a base (41), a limit frame (42), a rotating frame (43), a rotating tube (44), a connecting shaft (45), a first bevel gear (46), a second bevel gear (47), a transmission shaft (48), a fan blade (49), a weather vane (410) and a reducer (411). The top of the base (41) is fixed with a limit frame (42), and the inner wall of the limit frame (42) is rotatably connected to the rotating frame (43) through a bearing. A rotating tube (44) is fixed at the top center of the rotating frame (43), and the rotating tube (44) The connecting shaft (45) is sleeved on the outer wall of the connecting shaft (45), and the connecting shaft (45) rotates with each other. The bottom of the connecting shaft (45) passes through the first bevel gear (46) and is transmission-connected with the first bevel gear (46). The outer side of the first bevel gear (46) is meshed with the second bevel gear (47). The bottom end of the connecting shaft (45) is rotationally connected with the base (41) through a bearing. One end of the transmission shaft (48) is connected with the center of the fan blade (49), and the other end of the transmission shaft (48) extends into the rotating frame (43) and is transmission-connected with the center of the second bevel gear (47). The middle part of the wind vane (410) is fixedly connected with the rotating tube (44). The top end of the connecting shaft (45) is transmission-connected with the reducer (411), and the reducer (411) is fixed to the middle part of the bottom end of the drying tray (1). The base (41) is fixed to the middle part of the top end of the bottom plate (3).

2. A crop drying device according to claim 1, characterized in that: The stirring rod assembly (5) comprises a rotating column (51), a stirring rod (52), a movable groove (53), a push plate (54), a screw (55), a limiting rod (56) and a screw control mechanism (57). The stirring rod (52) is fixed to the left bottom end of the rotating column (51), the movable groove (53) is opened on the right side of the rotating column (51), the left side of the push plate (54) extends into the movable groove (53), and the movable groove (53) is A screw rod (55) and a limit rod (56) are vertically arranged inside, and the screw rod (55) and the limit rod (56) both vertically penetrate the left side of the push plate (54), and the screw rod (55) is threadedly connected to the push plate (54). A screw control mechanism (57) is fixed to the top end of the rotating column (51), and the bottom end of the screw control mechanism (57) is transmission-connected to the screw rod (55), and the bottom end of the rotating column (51) is transmission-connected to the reducer (411).

3. The crop drying device according to claim 2, characterized in that: The screw control mechanism (57) comprises a housing (571), a knob (572), a worm (573) and a worm wheel (574); the left side of the housing (571) is provided with a knob (572); the inner middle part of the housing (571) is provided with a worm wheel (574); the rear side of the worm wheel (574) is meshed with the worm (573); the left side of the worm (573) is transmission-connected with the knob (572); the housing (571) is fixed to the top end of the rotating column (51); and the top end of the screw (55) is connected to the center of the worm wheel (574).

4. The crop drying device according to claim 1, characterized in that: The centers of the rotating frame (43), the rotating tube (44), the connecting shaft (45) and the first bevel gear (46) are arranged on the same vertical line.

5. The crop drying device according to claim 2, characterized in that: The rotating column (51) is arranged at the center of the drying tray (1).

6. The crop drying device according to claim 2, characterized in that: The bottom end surface of the stirring rod (52) is in contact with the drying tray (1), and the two sides of the stirring rod (52) are arranged in an inclined manner.

7. The crop drying device according to claim 2, characterized in that: The inner wall of the movable groove (53) is in contact with the push plate (54).

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